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Residual soil nitrate content and profitability of five cropping systems in northwest Iowa
Many communities in the Midwestern United States obtain their drinking water from shallow alluvial wells that are vulnerable to contamination by NO(3)-N from the surrounding agricultural landscape. The objective of this research was to assess cropping systems with the potential to produce a reasonab...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Public Library of Science
2017
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5332022/ https://www.ncbi.nlm.nih.gov/pubmed/28248976 http://dx.doi.org/10.1371/journal.pone.0171994 |